3H Communication Systems Inc. is a new highly innovative yet low cost design and manufacturing company headquartered in Irvine, CA with operations in Tijuana, Mexico. 3H specializes in RF front-end systems mainly Filters, Multiplexers, Switch Filter Banks and Multi-Function Assemblies for the commercial and military markets. 3H’s second to none expertise includes designing for High Power, Low PIM and DAS sub-assemblies solutions for the LTE, WiMax, CDMA, GSM, UMTS, TDMA, WiFi and other wireless markets.